Search Result for "order eurypterida":
Wordnet 3.0

NOUN (1)

1. extinct aquatic arthropods of the Paleozoic;
[syn: Eurypterida, order Eurypterida]



WordNet (r) 3.0 (2006):

order Eurypterida
    n 1: extinct aquatic arthropods of the Paleozoic [syn:
         Eurypterida, order Eurypterida]